Home / 36,700,500.45-55,049,001.08-12,437,047.65

Finding the Fourth Proportional to 36,700,500.45, 55,049,001.08 and 12,437,047.65

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Solution

The fourth proportional to 36,700,500.45, 55,049,001.08 and 12,437,047.65 is: 18,654,978.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700,500.45 : 55,049,001.08 = 12,437,047.65 : x
  2. Step 2: Convert to fraction form
    36,700,500.45/55,049,001.08 = 12,437,047.65/x
  3. Step 3: Cross multiply
    36,700,500.45x = 55,049,001.08 × 12,437,047.65
  4. Step 4: Simplify right side
    36,700,500.45x = 684,647,049,454,676.25
  5. Step 5: Solve for x
    x = 684,647,049,454,676.25/36,700,500.45
  6. Step 6: Final answer
    x = 18,654,978.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.